STM32L151VBT6 STMicroelectronics, STM32L151VBT6 Datasheet - Page 81

• Manufacturer Part Number: STM32L151VBT6
• Description: MCU ARM 128KB FLASH 100LQFP
• Manufacturer: STMicroelectronics
• Series: STM32r

Specifications of STM32L151VBT6

• Core Processor: ARM® Cortex-M3™
• Core Size: 32-Bit
• Speed: 32MHz
• Connectivity: I²C, IrDA, LIN, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
• Number Of I /o: 83
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Eeprom Size: -
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 3.6 V
• Data Converters: A/D 24x12b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LFQFP
• Processor Series: STM32L151
• Core: ARM Cortex M3
• Data Bus Width: 32 bit
• Data Ram Size: 16 KB
• Interface Type: I2C, SPI, USART
• Maximum Clock Frequency: 32 MHz
• Number Of Programmable I/os: 80
• Number Of Timers: 6
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-11195

STM32L151xx, STM32L152xx
Figure 21. SPI timing diagram - slave mode and CPHA = 0
Figure 22. SPI timing diagram - slave mode and CPHA = 1
1. Measurement points are done at CMOS levels: 0.3V
OUT P UT
OUT P UT
NSS input
NSS input
CPHA= 0
CPOL=0
CPHA= 0
CPOL=1
CPHA=1
CPOL=0
CPHA=1
CPOL=1
I NPUT
I NPUT
MISO
MISO
MOSI
MOSI
t a(SO)
t SU(NSS)
t a(SO)
t su(SI)
t w(SCKH)
t w(SCKL)
t w(SCKH)
t w(SCKL)
t su(SI)
t SU(NSS)
MS B O UT
t v(SO)
M SB IN
M SB IN
t h(SI)
MS B O UT
t c(SCK)
t v(SO)
t h(SI)
Doc ID 17659 Rev 4
DD
t c(SCK)
and 0.7V
BI T6 OUT
B I T1 IN
t h(SO)
DD
.
B I T1 IN
BI T6 OUT
(1)
t h(SO)
LSB IN
t r(SCK)
t f(SCK)
LSB OUT
t r(SCK)
t f(SCK)
t h(NSS)
LSB IN
Electrical characteristics
t h(NSS)
LSB OUT
t dis(SO)
t dis(SO)
ai14134c
ai14135
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